Column Adapter for 6mL SPE cartridgee, pk/10 Back Catalog number: 12809 Manufacturer: LCTech Availability: 3 weeks Price on request - + Recommended 730230 Chromab. empty columns, 15mL, PP 106,06 € 730191 Chromab. filter elem. f. glass col., 3mL 199,64 € 12131021 Frits-6ml, 1/2in, 20um, 100/pk 86,13 € 64,60 €